/*
 * Copyright (c) 2008, Ivan Appel <ivan.appel@gmail.com>
 * 
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer. 
 * - Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution. 
 *
 * Neither the name of Ivan Appel nor the names of any other jThinker
 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission. 
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package oss.jthinker.widgets;

import java.awt.Point;
import java.awt.Rectangle;
import oss.jthinker.swingutils.GeometryUtils;
import oss.jthinker.util.Mixer;

/**
 * Helper class for adjusting coordinates of lines to make it align
 * properly to custom node borders.
 * 
 * @author iappel
 */
public class JNodeAdjuster implements Mixer<Point> {
    private final JNode node;

    public JNodeAdjuster(JNode node) {
        this.node = node;
    }

    public Point mix(Point inner, Point outer) {
        Rectangle bounds = node.getBounds();

        switch (node.getNodeSpec().getBorderType()) {
            case ELLIPSE:
                return GeometryUtils.ellipseIntersection(bounds, outer);
            case ROUND_RECT:
                return GeometryUtils.roundRectangleIntersection(bounds, outer);
            case HEXAGON:
                return GeometryUtils.hexagonIntersection(bounds, outer);
            case SHARP_RECT:                
                return GeometryUtils.rectangleIntersection(bounds, outer);
            default:
                throw new RuntimeException();
        }
    }
}
